Briefcase



FIG. 1 is a top perspective view of the briefcase;

FIG. 2 is a front view of the briefcase;

FIG. 3 is a rear view of the briefcase;

FIG. 4 is a right side view of the briefcase;

FIG. 5 is a left side view of the briefcase;

FIG. 6 is a top view of the briefcase;

FIG. 7 is a bottom view of the briefcase;

FIG. 8 is a top perspective view of the briefcase in an alternative embodiment;

FIG. 9 is a front view of the briefcase in an alternative embodiment;

FIG. 10 is a rear view of the briefcase in an alternative embodiment;

FIG. 11 is a right side view of the briefcase in an alternative embodiment;

FIG. 12 is a left side view of the briefcase in an alternative embodiment;

FIG. 13 is a top view of the briefcase in an alternative embodiment; and,

FIG. 14 is a bottom view of the briefcase in an alternative embodiment.

The broken lines illustrate stitching. The remaining broken lines and the unshaded areas within illustrate portions of the briefcase. None of the broken lines forms part of the claimed design. 

CLAIM The ornamental design for a briefcase, as shown and described. 